APA-čujuhus (7. p.)
Siklos, S. (2019). Advanced problems in mathematics: Preparing for university (New revised edition.). Open Book Publishers.
Chicago-čujuhus (17. p.)
Siklos, Stephen. Advanced Problems in Mathematics: Preparing for University. New revised edition. Cambridge, UK: Open Book Publishers, 2019.
MLA-čujuhus (9. p.)
Siklos, Stephen. Advanced Problems in Mathematics: Preparing for University. New revised edition. Open Book Publishers, 2019.
Muitte dárkkistit čujuhemiid riektatvuođa, ovdal go geavahat daid iežat deavsttas.